Alan Jung, M.D.
NPI 1083792832 · Internal Medicine Physician · Union City, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alan Jung, M.D. is a Internal Medicine Physician provider in Union City, CA (NPI 1083792832).
Provider details
- NPI number
- 1083792832
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G83974 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 100 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 573 | 195 |
| Lisinopril | 360 | 124 |
| Losartan Potassium | 289 | 101 |
| Amlodipine Besylate | 261 | 106 |
| Atenolol | 212 | 71 |
| Levothyroxine Sodium | 192 | 58 |
| Hydrochlorothiazide | 189 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2021-12-03
Frequently asked questions
- What is Alan Jung's NPI number?
- Alan Jung's National Provider Identifier (NPI) is 1083792832, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alan Jung's specialty?
- Alan Jung is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alan Jung located?
- Alan Jung's practice location on file with NPPES is 3553 Whipple Rd, Union City, CA 94587-1507.
- What is Alan Jung's phone number?
- The practice phone number listed in the NPPES registry for Alan Jung is (510) 454-1000.
- Does Alan Jung accept Medicare?
- Alan Jung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alan Jung's NPI active?
- Yes — Alan Jung's NPI (1083792832) is active in the NPPES registry as of the last update on 2021-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.